{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["location contains", "country of capital", "company major shareholders", "company founders"], "input": "The nuclear test is a response to the threat that North Korea feels , '' said Bruce Cumings , a professor of history at the University of Chicago and an expert on North Korea . ''"}
{"location contains": [], "country of capital": [], "company major shareholders": [], "company founders": []}